#!/usr/bin/env python3
# -*- coding: utf-8 -*-

'子进程'

import subprocess
import os

print('I(%s) is Parent Process' % os.getpid())

# print('$ nslookup www.python.org')
# r = subprocess.call(['nslookup','www.python.org'])
# print('Exit code:',r)

# print('$ nslookup')
# p = subprocess.Popen(['nslookup'], stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# output, err = p.communicate(b'set q=mx\npython.org\nexit\n')
# print(output.decode('gbk'))
# print('Exit code:', p.returncode)
